The DC current waveform is - . What about the fire alarm waveform?

1 Answers  

---

What will be the output of an alternator ,if the field current is single phase ac supply.

1 Answers   DRDO,

---

how can we calculate ct ratings ?its any formula ?

3 Answers  

---

how to measure genset CT coil range?

1 Answers  

---

why does a dc machine has high efficiency while working as a generator than as a motor ..

0 Answers  

---

How to minimize the eddy current losses?

0 Answers  

---

in dc shunt generator field is open in running condition what will happen?

8 Answers   century,

---

how many stairs have you climbed while you were coming

0 Answers   Bhel, SSB,

---

some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?

1 Answers  

---

What is instrumental error?

0 Answers  

---

IF we have three 30KW motor, these motors are connected in DOL, star-delta and VFD respectively, what will be the fuse rating for the above three?

7 Answers   DOL, GSK, Ojus,

---

In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

---